--IsMrHuinthereadingroom?--No,he________bethere.HehasgonetoTianjin.A

发布时间:2020-08-06 18:29:59

--Is Mr Hu in the reading room?--No, he ________ be there. He has gone to Tianjin.A.mustn'tB.needn'tC.won'tD.can't

网友回答

D解析表示“可能,或许”意思的情态动词有can和may,其否定形式是can't, mayn't。mustn't表示不可以,禁此;needn't表示将来某种不可能出现的状况。
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